cubanitecommon nounEtymologyexpandword coined by the mineralogist Johann August Friedrich Breithaupt in 1843. Dedicated to the country of the type locality: Cuba.Definition1. Mineral composed of iron and copper sulfide with the formula CuFe2S3.expandSynonymsbarracanitechalcopyrrhotitechalmersitecupropyritePluralcubanites